I would highly recommend spending an evening reading through Martin Fowler's blog. Has has a gift of breaking down concepts into very pragmatic and digestible e

I would highly recommend spending an evening reading through Martin Fowler's blog. Has has a gift of breaking down concepts into very pragmatic and digestible explanations. A couple of my favorites: https://www.martinfowler.com/articles/injection.html https://www.martinfowler.com/articles/injection.html https://www.martinfowler.com/articles/refactoring-dependencies.html https://www.martinfowler.com/articles/refactoring-dependenci...